#!/usr/bin/env node

const http = require('http'),
      cp = require('child_process');
http.createServer((req, res) => {
  //cp.execFile('./03-child.js', [], (err, stdout, stderr)=>{
  //  res.end(stdout);
  //});
  
  //流
  let child = cp.spawn('./03-child.js');
  child.stdout.pipe(res);
}).listen(8080);
